<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>用户列表</title>
    <!-- 最新版本的 Bootstrap 核心 CSS 文件 -->
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</head>
<body>

<div class="container">
    <h1>用户列表</h1>

    <table class="table table-striped">
        <thead>
        <tr>
            <td>学号</td>
            <td>姓名</td>
            <td>年龄</td>
            <td>操作</td>
        </tr>
        </thead>
        <tbody>
        <tr>
            <td>1</td>
            <td>张三</td>
            <td>18</td>
            <td>
                <button type="button" class="btn btn-info">修改</button>
                <button type="button" class="btn btn-danger">删除</button>
            </td>
        </tr>
        </tbody>
    </table>
</div>
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</body>
</html>